* {
  margin: 0;
}
header {
  width: 100%;
  height: 54px;
  line-height: 54px;
  text-align: center;
  color: #214B9F;
  font-size: 20px;
  background-color: rgba(0, 0, 0, 0.4);
}
header .back {
  position: absolute;
  left: 10px;
  color: #333;
  font-size: 16px;
}
.login-must {
  width: 347px;
  height: 55px;
  line-height: 55px;
  border-bottom: 1px #dbdbdb solid;
  margin: 0 auto;
  display: flex;
  font-size: 16px;
}
.login-must p {
  width: 48px;
  margin-right: 10px;
  color: #666;
}
.login-must input {
  outline: none;
  border: 0px;
  color: #cdcdcd;
}
.login-btn {
  width: 200px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  margin: 60px auto  20px;
  background-color: #9e9e9e;
  font-size: 18px;
  color: #fff;
}
.login-other {
  width: 200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  font-size: 16px;
  color: #214b9f;
}
.login-other .cut-off {
  width: 0;
  height: 20px;
  border-left: 1px #979797 solid;
}
